2024 McHenry County, Illinois Demographics | Comprehensive Profile
Explore comprehensive demographic statistics, economic indicators, and population trends for McHenry County, Illinois. Source: 2024 American Community Survey (Census Bureau).
McHenry County, Illinois Demographic Snapshot (2024)
Key demographic statistics summarized from the U.S. Census Bureau's 2024 American Community Survey (ACS).
Population
312,591
Median Age
40.7 years
Largest Group
White
76.1%% of pop.
Median Income
$104,802
Median Value
$308,100
Bachelor's Degree+
35.2%
Foreign Born
9.9%
Uninsured Rate
4.5%
Work From Home
16.1%
Private Sector
76.2%
Source: U.S. Census Bureau, 2024 American Community Survey (ACS) Estimates
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About This Data
Data Source:
U.S. Census Bureau, 2024 American Survey (ACS)
Survey Year:
2024
Last Updated:
2026-02-11
Geography:
McHenry County, Illinois (FIPS: 0500000US17111)